std: move allocators to sys

[joboet]

Part of #117276.

[rustbot]

r? @cuviper

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[joboet]

This was identical to the UNIX version.

[rustbot]

The Miri subtree was changed

cc @rust-lang/miri

[bors]

☔ The latest upstream changes (presumably #128142) made this pull request unmergeable. Please resolve the merge conflicts.

[bors]

☔ The latest upstream changes (presumably #128481) made this pull request unmergeable. Please resolve the merge conflicts.

[cuviper]

LGTM!

@bors r+ rollup=iffy

[bors]

📌 Commit c61723d has been approved by cuviper

It is now in the queue for this repository.

[cuviper]

@bors rollup=iffy

[bors]

⌛ Testing commit c61723d with merge 53e666d...

[bors]

💔 Test failed - checks-actions

[joboet]

I forgot to check SGX and forgot some imports...

@bors r=cupiver

[bors]

📌 Commit e9566ce has been approved by cupiver

It is now in the queue for this repository.

[bors]

⌛ Testing commit e9566ce with merge 787782c...

[rust-log-analyzer]

The job x86_64-msvc-ext failed! Check out the build log: (web) (plain)

Click to see the possible cause of the failure (guessed by this bot)

[RUSTC-TIMING] miri test:false 4.532
error: failed to remove file `C:\a\rust\rust\build\x86_64-pc-windows-msvc\stage1-tools\x86_64-pc-windows-msvc\release\miri.exe`

Caused by:
  Access is denied. (os error 5)
Command has failed. Rerun with -v to see more details.
  local time: Tue, Aug 27, 2024 12:16:23 PM
  network time: Tue, 27 Aug 2024 12:16:23 GMT
##[error]Process completed with exit code 1.
Post job cleanup.

[bors]

💔 Test failed - checks-actions

[joboet]

That looks spurious.
@bors retry

[bors]

⌛ Testing commit e9566ce with merge 600edc9...

[bors]

☀️ Test successful - checks-actions
Approved by: cupiver
Pushing 600edc9 to master...

[rust-timer]

Finished benchmarking commit (600edc9): comparison URL.

Overall result: ✅ improvements - no action needed

@rustbot label: -perf-regression

Instruction count

This is a highly reliable metric that was used to determine the overall result at the top of this comment.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-1.2%	[-1.2%, -1.2%]	1
All ❌✅ (primary)	-	-	0

Max RSS (memory usage)

This benchmark run did not return any relevant results for this metric.

Cycles

This benchmark run did not return any relevant results for this metric.

Binary size

This benchmark run did not return any relevant results for this metric.

Bootstrap: 751.058s -> 749.925s (-0.15%)
Artifact size: 338.86 MiB -> 338.74 MiB (-0.03%)